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Finding the Fourth Proportional to 533,864.32, 736,701.15 and 292,098.76

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Solution

The fourth proportional to 533,864.32, 736,701.15 and 292,098.76 is: 403,078.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,864.32 : 736,701.15 = 292,098.76 : x
  2. Step 2: Convert to fraction form
    533,864.32/736,701.15 = 292,098.76/x
  3. Step 3: Cross multiply
    533,864.32x = 736,701.15 × 292,098.76
  4. Step 4: Simplify right side
    533,864.32x = 215,189,492,405.57
  5. Step 5: Solve for x
    x = 215,189,492,405.57/533,864.32
  6. Step 6: Final answer
    x = 403,078.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.